Headphone support stand



FIG. 1 is a front and right side perspective view of a headphone support stand showing my new design;

FIG. 2 is a rear perspective view, the headphone set and associated electrical chord being shown in broken lines for illustrative purposes only;

FIG. 3 is a left side elevational view;

FIG. 4 is a front elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a top plan view; and

FIG. 7 is a bottom plan view thereof.

FIGS. 2-7 have been shown or a reduced scale with respect to FIG. 1. 

The ornamental design for a headphone support stand, as shown and described. 